August 9, 2010[nb 1] is the ninth day in the month of August 2010.
01:16EDT:Artemis teleports to Gotham City and is confronted by Red Arrow. Red Arrow knows Artemis is not who she seems but tells her that he's sure Green Arrow and Batman have a good reason for lying to the Team and that he won't rat her out, but he threatens her not to hurt his friends. The Sensei is revealed to be in league with the Light, telling them that they have an operative on the inside.
↑Series producer Greg Weisman stated that even though the series does not have a "canon year", the production team based the days of the week on the 2010 calendar. (Weisman, Greg (2011-11-18). Question #13695. Ask Greg. Retrieved 2011-11-18.).